crack of dawn片語KK [kræk ʌv dɔn] /kɹæk ʌv dɔn/發音片語1破曉、黎明、天剛亮的時候口語,常用於 at the crack of dawnWe got up at the crack of dawn to catch our flight.我們天剛亮就起床去趕飛機。